lec06-21.json

[
    {
        "title": "Unbent Arm",
        "transformations":
            [
                ["fillRect", 0, 0, 20, 10, "purple"],
                ["translate", 20, 0],
                ["fillRect", 0, 0, 20, 10, "blue"],
                ["translate", 20, 0],
                ["fillRect", 0, 0, 10, 10, "green"]
            ]

    },
    {
        "title": "Bend an arm 45 degrees at Elbow and Wrist",
        "transformations":
            [
                ["fillRect", 0, 0, 20, 10, "purple"],
                ["translate", 20, 0],
                ["rotate", 45],
                ["fillRect", 0, 0, 20, 10, "blue"],
                ["translate", 20, 0],
                ["rotate", 45],
                ["fillRect", 0, 0, 10, 10, "green"]
            ]
    }    
]